Biography and education
Dr. Elizabeth Kjellstrand (“Chell-strand”) Hartwig, PhD, LMFT-S, LPC-S, RPT-S™, holds a bachelor’s degree in Psychology from the University of North Texas, a master’s degree in Marriage and Family Therapy from St. Mary’s University, and a PhD in Counselor Education and Supervision from St. Mary’s University. She joined Texas State as an Assistant Professor in the Professional Counseling program in 2012. She was promoted to Associate Professor in 2018 and Professor in 2024. Prior to coming to Texas State University, she worked at Communities In Schools of San Antonio (CIS-SA), a school-based dropout prevention program, for 13 years. At CIS-SA she secured a $1.9 million 21st Century Community Learning Center Grant through the Texas Education Agency.
Dr. Hartwig currently serves as Interim Dean of the College of Education. She previously served as Department Chair of the Counseling, Leadership, Adult Education, and School Psychology (CLAS) Department from 2024 to 2026. In the Professional Counseling Program she taught play therapy, animal-assisted counseling, and clinical courses. She specializes in strength-based approaches for working with children and families. Dr. Hartwig is the sole author of the book Solution-Focused Play Therapy: A Strengths-Based Clinical Approach to Play Therapy (2021), co-author of the book Canine-Assisted Interventions: A Comprehensive Guide to Credentialing Therapy Dog Teams (2020), and editor of the book Animal-Assisted School Counseling (2024). She is also the founder and director of the Texas State University Animal-Assisted Counseling (AAC) Academy, a professional training program that promotes the human-animal bond through the study and practice of AAC. She currently serves on the Association for Play Therapy Board of Directors and is a Past President of the Texas Association for Play Therapy. Dr. Hartwig is a recipient of the Nancy Guillory Award for Outstanding Service in Play Therapy by the Texas Association for Play Therapy and has received several Presidential Distinction and College Achievement awards from the College of Education.
Dr. Hartwig currently serves as Interim Dean of the College of Education. She previously served as Department Chair of the Counseling, Leadership, Adult Education, and School Psychology (CLAS) Department from 2024 to 2026. In the Professional Counseling Program she taught play therapy, animal-assisted counseling, and clinical courses. She specializes in strength-based approaches for working with children and families. Dr. Hartwig is the sole author of the book Solution-Focused Play Therapy: A Strengths-Based Clinical Approach to Play Therapy (2021), co-author of the book Canine-Assisted Interventions: A Comprehensive Guide to Credentialing Therapy Dog Teams (2020), and editor of the book Animal-Assisted School Counseling (2024). She is also the founder and director of the Texas State University Animal-Assisted Counseling (AAC) Academy, a professional training program that promotes the human-animal bond through the study and practice of AAC. She currently serves on the Association for Play Therapy Board of Directors and is a Past President of the Texas Association for Play Therapy. Dr. Hartwig is a recipient of the Nancy Guillory Award for Outstanding Service in Play Therapy by the Texas Association for Play Therapy and has received several Presidential Distinction and College Achievement awards from the College of Education.
Featured grants
- Hartwig, Elizabeth Kjellstrand. Dan E. Homeyer Research Grant, Texas Association for Play Therapy, $1000. (Funded: April 2023). Grant.
- Hartwig, E. K. (Principal). Communities In Schools of San Antonio Resource Library, ETS K-12, $14000. (Funded: February 2010). Grant.
- Hartwig, E. K. (Principal). 21st Century Community Learning Center Grant Program Cycle 6, Texas Education Agency, State, $1904000. (Funded: August 2009). Grant.
- Hartwig, E. K. (Principal). Hope and healing with kids and canines: An exploration of canine-assisted play therapy with grieving youth, College of Education Faculty Pilot Research Grant, Institutional (Higher Ed), $5000. (Submitted: January 2014). Grant.

Featured scholarly/creative works
- Hartwig, E. K. (Ed.). (2024). Animal-assisted school counseling. Routledge. https://doi.org/https://doi.org/10.4324/9781003392415
- Hartwig, E. K., Walker, E., & Stamman, J. (2024). Role for initiative: Using Dungeons and Dragons in play therapy. Journal of Creativity in Mental Health, 20(1), 113–126. https://doi.org/https://doi.org/10.1080/15401383.2024.2322521
- Hartwig, E. K. (2023). Sand therapy competencies: A qualitative investigation of competencies for sand therapy practitioners. World Journal for Sand Therapy Practice, 1(5). https://doi.org/https://doi.org/10.58997/wjstp.v1i5.32
- Hartwig, E. K. (2021). Solution-focused play therapy: A strengths-based clinical approach to play therapy. Routledge. https://doi.org/10.4324/9780429354984
- Binfet, J.-T., & Hartwig, E. K. (2019). Canine-assisted interventions: A comprehensive guide to credentialing therapy dog teams. Routledge. https://doi.org/10.4324/9780429436055
Featured awards
- Award / Honor Recipient: Presidential Distinction Award, College of Education. 2023
- Award / Honor Recipient: Presidential Distinction Award, College of Education. 2018
- Award / Honor Recipient: Presidential Distinction Award, College of Education. 2018
- Award / Honor Recipient: College of Education Achievement Award, College of Education. 2017
- Award / Honor Recipient: Nancy Guillory Award for Outstanding Service in Play Therapy, Texas Association for Play Therapy. 2017

Featured service activities
- Other
Animal-Assisted Counseling Academy
- Other
Association for Play Therapy Board of Directors
- President
Texas Association for Play Therapy
- Member
University Leadership Assembly
- Member
College of Education College Review Group
- Other
Commencement Marshall
